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Finding the Fourth Proportional to 629,864,672.40, 944,797,008.60 and 566,375,187.60

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Solution

The fourth proportional to 629,864,672.40, 944,797,008.60 and 566,375,187.60 is: 849,562,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,864,672.40 : 944,797,008.60 = 566,375,187.60 : x
  2. Step 2: Convert to fraction form
    629,864,672.40/944,797,008.60 = 566,375,187.60/x
  3. Step 3: Cross multiply
    629,864,672.40x = 944,797,008.60 × 566,375,187.60
  4. Step 4: Simplify right side
    629,864,672.40x = 535,109,582,989,743,872
  5. Step 5: Solve for x
    x = 535,109,582,989,743,872/629,864,672.40
  6. Step 6: Final answer
    x = 849,562,781.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.